Fishbone Cactus (Selenicereus anthonyanus)

Fishbone Cactus

Selenicereus anthonyanus

Its zigzag stems mimic fishbones, a whimsical trailing succulent. Epiphytic cactus; common name: Rick Rack Cactus.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Bright indirect light; avoid direct midday sun to prevent stem scorching
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Watering Water thoroughly when the top 2–3 cm of soil is dry; avoid overwatering to prevent root rot
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Temperature Thrives at 18–27°C; protect from temperatures below 10°C to avoid cold damage
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Characteristics

  • Leaf: Modified flat stems with zigzag edges, dark green, fleshy and segmented
  • Flower: Large, fragrant white nocturnal blooms up to 30 cm in diameter
  • Root: Thin aerial roots for anchoring to host plants in natural habitats
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Care Guide

Watering

Keep soil slightly moist but not soggy; mist occasionally to boost humidity

Fertilization

Diluted cactus fertilizer once monthly. Use a balanced, low-nitrogen fertilizer to support flowering without promoting soft, weak growth

Banana peel tea:Soak chopped banana peels in water for 3 days; dilute 1:20 for root drench; strain to remove solids to avoid pest attraction
Pruning
  • Trim overgrown stems in early spring to maintain desired trailing shape
  • Remove yellow or mushy segments immediately to prevent rot spread
  • Pinch back stem tips to encourage bushier, fuller growth
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic to cats

Humans: No known toxic effects on humans

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Garden Uses & Culture

Culture: Symbolizes adaptability and whimsy in modern indoor gardening

Usage: Ornamental hanging plant for indoor decor; grown for unique foliage and rare nocturnal blooms